Home / 1,210,449.35-1,815,674.03-804,542.15

Finding the Fourth Proportional to 1,210,449.35, 1,815,674.03 and 804,542.15

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Solution

The fourth proportional to 1,210,449.35, 1,815,674.03 and 804,542.15 is: 1,206,813.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,449.35 : 1,815,674.03 = 804,542.15 : x
  2. Step 2: Convert to fraction form
    1,210,449.35/1,815,674.03 = 804,542.15/x
  3. Step 3: Cross multiply
    1,210,449.35x = 1,815,674.03 × 804,542.15
  4. Step 4: Simplify right side
    1,210,449.35x = 1,460,786,283,772.65
  5. Step 5: Solve for x
    x = 1,460,786,283,772.65/1,210,449.35
  6. Step 6: Final answer
    x = 1,206,813.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.